N + 3  N – 1 KHI N + 3 – ( N – 1)  N – 1HAY 4  ( N – 1)0.25( N –...

Câu 10: n + 3

^

n – 1 khi n + 3 – ( n – 1)

^

n – 1Hay 4

^

( n – 1)0.25( n – 1)

∈

Ư(4)

^⇒

( n – 1)

∈

^{

¹

^;

²

^;

⁴

^}

^⇒

n

∈

^{

²

^;

³

^;

⁵

^}0.5Rút kinh nghiệm sau bài kiểm tra:………………..